:root{
  font-family:Inter,ui-rounded,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:#20304c;background:#eaf1fb;
  --ink:#20304c;--muted:#6b7690;--navy:#253c78;--navy2:#14295e;--blue:#4868e8;
  --mint:#73d7b1;--mint2:#e9fbf4;--coral:#ff8c78;--gold:#ffc95c;--cream:#fff8e8;
  --panel:#fff;--line:#d7deec;--soft:#f2f5fb;--good:#0b9367;--bad:#d33c4c;
  --wood:#966039;--wood2:#744528;--shadow:0 12px 28px rgba(34,52,91,.16);
  --cell:64px;--label:74px;--gap:5px;
}
*{box-sizing:border-box}
html,body{margin:0;width:100%;height:100%;overflow:hidden;overscroll-behavior:none}
body{background:linear-gradient(180deg,#dce8fb 0,#f4f7fc 42%,#e7edf7 100%);touch-action:manipulation}
button,input,select{font:inherit}button{cursor:pointer;color:inherit}.hidden{display:none!important}
.app{height:100dvh;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;overflow:hidden;background:
  radial-gradient(circle at 18% 4%,rgba(255,255,255,.9),transparent 28%),
  linear-gradient(180deg,#dce8fb 0,#f4f7fc 43%,#e4ebf6 100%)}

/* Cabecera mínima */
.topbar{min-height:55px;padding:max(6px,env(safe-area-inset-top)) 8px 6px;display:grid;grid-template-columns:42px minmax(0,1fr) auto 40px 40px;align-items:center;gap:6px;color:#fff;background:linear-gradient(135deg,var(--navy2),var(--navy));box-shadow:0 2px 10px rgba(13,29,69,.25);z-index:20}
.round-btn{width:40px;height:40px;border:1px solid rgba(255,255,255,.22);border-radius:13px;background:rgba(255,255,255,.1);color:inherit;font-weight:900;display:grid;place-items:center;box-shadow:inset 0 1px rgba(255,255,255,.12)}
.round-btn:active{transform:translateY(1px) scale(.98)}
.titlebox{min-width:0}.titlebox .kicker{display:block;font-size:10px;font-weight:900;letter-spacing:.11em;text-transform:uppercase;opacity:.76;white-space:nowrap}.titlebox h1{font-size:17px;line-height:1.12;margin:2px 0 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mode-btn{height:40px;padding:0 12px;border:0;border-radius:13px;background:#fff;color:#27427f;font-weight:900;box-shadow:0 3px 0 rgba(0,0,0,.08)}
.statusbar{height:25px;display:flex;align-items:center;gap:8px;padding:0 10px;background:#fff;border-bottom:1px solid #d7dfed;font-size:12px;z-index:19}.progress-track{height:7px;flex:1;border-radius:99px;background:#e6eaf2;overflow:hidden}.progress-track span{display:block;height:100%;width:0;background:linear-gradient(90deg,#3f63e8,#8062e9);border-radius:inherit;transition:width .25s ease}.statusbar strong{min-width:34px;text-align:right}.status-chip{padding:2px 7px;border-radius:99px;background:#eef2fa;color:#4e5c77;font-weight:800;font-size:11px}

/* Zona de juego: escena, tablero y cajón de pistas */
.workspace{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:0;overflow:hidden;position:relative}
.scene-pane{min-height:78px;padding:8px 9px 5px;display:grid;grid-template-columns:minmax(0,150px) minmax(0,1fr);align-items:center;gap:7px;background:
  radial-gradient(circle at 8% 50%,rgba(255,255,255,.92),transparent 23%),
  linear-gradient(135deg,#e9f4ff,#f8fbff);border-bottom:1px solid #cfdbeb;position:relative;overflow:hidden}
.scene-pane::after{content:"";position:absolute;inset:auto 0 0;height:10px;background:linear-gradient(180deg,transparent,rgba(51,74,118,.05));pointer-events:none}
.scene-copy{min-width:0}.scene-kicker{display:block;font-size:9px;font-weight:900;letter-spacing:.13em;color:#5570a0;text-transform:uppercase}.scene-copy p{margin:3px 0 0;font-size:11px;line-height:1.25;color:#59677f;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.subject-rail{display:flex;align-items:flex-end;justify-content:center;gap:5px;min-width:0;overflow-x:auto;scrollbar-width:none;padding:1px 1px 3px}.subject-rail::-webkit-scrollbar{display:none}.subject-rail.hidden{display:flex!important}
.subject-jump{flex:0 0 clamp(52px,17vw,74px);min-width:52px;max-width:78px;border:0;background:transparent;padding:0;display:flex;flex-direction:column;align-items:center;gap:2px;position:relative}.subject-jump .avatar-stage{width:48px;height:52px;position:relative;display:grid;place-items:end center;transition:.2s}.subject-jump .avatar-body{width:34px;height:31px;border-radius:17px 17px 9px 9px;background:var(--avatar-shirt,#6c7ee7);border:2px solid rgba(30,44,75,.16);position:relative;box-shadow:0 4px 8px rgba(24,39,72,.12)}.subject-jump .avatar-head{position:absolute;width:27px;height:27px;top:1px;left:50%;transform:translateX(-50%);border-radius:50%;background:var(--avatar-skin,#f4caa5);border:2px solid rgba(30,44,75,.16);z-index:2}.subject-jump .avatar-hair{position:absolute;width:29px;height:15px;top:0;left:50%;transform:translateX(-50%);border-radius:16px 16px 8px 8px;background:var(--avatar-hair,#4e352c);z-index:3}.subject-jump .avatar-eye{position:absolute;top:14px;width:3px;height:3px;border-radius:50%;background:#22304a;z-index:4}.subject-jump .avatar-eye.left{left:17px}.subject-jump .avatar-eye.right{right:17px}.subject-jump .avatar-badge{position:absolute;right:0;bottom:2px;min-width:18px;height:18px;padding:0 4px;border-radius:99px;background:#fff;border:2px solid var(--mint);font-size:9px;font-weight:900;display:grid;place-items:center;z-index:5}.subject-jump>span.subject-name{max-width:100%;font-size:10px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.subject-jump .mini-progress{font-size:8px;color:#738098}.subject-jump.active .avatar-stage{transform:translateY(-3px)}.subject-jump.active .avatar-head{box-shadow:0 0 0 3px #fff,0 0 0 5px var(--blue)}.subject-jump.complete .avatar-badge{background:var(--good);border-color:#fff;color:#fff}.subject-jump.complete .avatar-body::after{content:"✓";position:absolute;inset:0;display:grid;place-items:center;color:white;font-weight:900;font-size:16px}

.board-pane{min-height:0;position:relative;display:flex;flex-direction:column;align-items:center;padding:5px 6px 3px;overflow:hidden;background:
  radial-gradient(circle at 50% 0,rgba(255,255,255,.95),rgba(248,250,255,.9) 46%,rgba(234,240,250,.92) 100%)}
.matrix-scroller{width:100%;min-height:0;max-height:100%;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#9aa8c4 transparent;padding:0 0 112px;display:flex;justify-content:center;align-items:flex-start;scroll-padding:80px 12px 145px}
.matrix{border-collapse:separate;border-spacing:var(--gap);table-layout:fixed;margin:auto;min-width:calc(var(--label) + (var(--subjects,3) * var(--cell)) + ((var(--subjects,3) + 1) * var(--gap)));font-size:11px}
.matrix th,.matrix td{padding:0}.matrix thead th{height:43px;vertical-align:bottom}.matrix thead th:first-child{width:var(--label);font-size:9px;color:#6f7a90;text-transform:uppercase;letter-spacing:.08em}.subject-head{width:var(--cell)}.subject-avatar{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:1px;min-width:var(--cell);font-size:9px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.subject-avatar .avatar-dot{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(145deg,#5d78ec,#6544db);box-shadow:0 2px 5px rgba(50,61,122,.24);font-size:10px}.subject-head.subject-complete .avatar-dot{background:linear-gradient(145deg,#27bd88,#087f5b)}
.matrix-row-label{width:var(--label);min-width:var(--label)}.row-nav{width:100%;height:var(--cell);border:0;border-radius:12px;background:linear-gradient(145deg,#eef3fb,#fff);box-shadow:inset 0 0 0 1px #d8e0ec,0 2px 5px rgba(38,53,87,.05);padding:3px;display:flex;align-items:center;justify-content:center}.row-label{display:flex;align-items:center;justify-content:center;gap:3px;flex-direction:column;min-width:0}.row-icon{font-size:19px;line-height:1}.row-label>span:last-child{font-size:9px;line-height:1.1;font-weight:900;max-width:64px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.row-complete .row-nav{background:var(--mint2);box-shadow:inset 0 0 0 1px #9bdcc6}
.cell-btn{width:var(--cell);height:var(--cell);border:2px solid #d4dce9;border-radius:12px;background:#fbfcff;display:grid;place-items:center;padding:3px;position:relative;transition:transform .14s,border-color .14s,background .14s,box-shadow .14s;overflow:hidden}.cell-btn:active{transform:scale(.96)}.cell-btn.active{border-color:#4264e8;background:#eef3ff;box-shadow:0 0 0 3px rgba(66,100,232,.17),0 5px 12px rgba(52,70,130,.13);z-index:2}.cell-btn.locked{border-color:#77ceb0;background:#eafbf4;box-shadow:0 2px 6px rgba(12,128,90,.09)}.cell-btn.pending{border-color:#f0b14d;background:#fff9e9}.cell-btn.wrong{border-color:var(--bad);background:#fff0f2;animation:shake .28s}.cell-empty{font-size:20px;color:#a7b0c2;line-height:1}.cell-state{font-size:8px;color:#8b95a8;margin-top:-8px}.cell-visual{display:block;line-height:1}.cell-value{font-size:8px;line-height:1.05;font-weight:900;max-width:56px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-align:center}.cell-lock{position:absolute;top:2px;right:3px;width:15px;height:15px;border-radius:50%;display:grid;place-items:center;background:var(--good);color:#fff;font-size:9px;font-weight:900}.value-token{width:29px;height:29px;border-radius:9px;display:inline-grid;place-items:center;font-size:17px;font-weight:900;color:#21314d;background:linear-gradient(145deg,#fff,#edf1f8);box-shadow:inset 0 0 0 1px rgba(45,60,96,.09),0 2px 4px rgba(32,46,79,.08)}
.tone-0{--token:#fee2e2}.tone-1{--token:#dbeafe}.tone-2{--token:#dcfce7}.tone-3{--token:#fef3c7}.tone-4{--token:#f3e8ff}.tone-5{--token:#cffafe}.tone-6{--token:#ffe4e6}.tone-7{--token:#e0e7ff}.tone-8{--token:#ecfccb}.tone-9{--token:#ffedd5}.value-token[class*="tone-"]{background:linear-gradient(145deg,#fff,var(--token))}

/* Selector flotante al estilo de ficha rápida */
.tray{position:absolute;left:50%;bottom:5px;transform:translateX(-50%);z-index:12;width:min(96%,560px);min-height:92px;border-radius:15px;background:rgba(255,255,255,.97);border:2px solid #4d68dc;box-shadow:0 10px 28px rgba(31,48,94,.26);padding:7px 8px 5px;backdrop-filter:blur(10px)}.tray-pointer{position:absolute;width:17px;height:17px;top:-10px;left:var(--tray-pointer-x,50%);transform:translateX(-50%) rotate(45deg);background:#fff;border-left:2px solid #4d68dc;border-top:2px solid #4d68dc}.tray-head{height:25px;display:flex;align-items:center;justify-content:space-between;gap:8px}.tray-context{font-size:9px;font-weight:900;color:#66738f;text-transform:uppercase;letter-spacing:.06em}.tray h2{font-size:13px;margin:0;line-height:1}.mini-action{min-width:32px;height:30px;padding:0 8px;border:1px solid #d2d9e6;border-radius:10px;background:#fff;font-weight:900;color:#53617b}.mini-action:disabled{opacity:.42}.option-tray{display:flex;gap:6px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:thin;padding:4px 1px 3px;min-height:47px}.option-card{flex:0 0 auto;min-width:66px;max-width:105px;height:45px;border:2px solid #d9e0ec;border-radius:11px;background:#fff;padding:3px 7px;display:flex;align-items:center;gap:5px;font-size:10px;line-height:1.05;font-weight:900;text-align:left;scroll-snap-align:start;position:relative;box-shadow:0 2px 4px rgba(31,48,78,.06)}.option-card .value-token{width:31px;height:31px;flex:0 0 31px;font-size:18px}.option-card.selected{border-color:#3f62dd;background:#edf2ff}.option-card.used-fixed,.option-card.eliminated{opacity:.25;filter:grayscale(.8)}.option-card.used-movable{border-style:dashed}.shortcut{position:absolute;right:2px;top:2px;font-size:7px;border:0;background:#edf1f7;color:#6c7890;border-radius:4px;padding:1px 3px}.empty-tray{font-size:11px;color:#7a8599;padding:11px}.drag-hint{display:none;margin:0;text-align:center;color:#8992a5;font-size:8px}
.board-feedback{position:absolute;top:7px;left:50%;transform:translate(-50%,-14px);opacity:0;z-index:18;padding:6px 12px;border-radius:99px;background:#1d2f63;color:#fff;font-weight:900;font-size:11px;pointer-events:none;transition:.2s}.board-feedback.show{opacity:1;transform:translate(-50%,0)}

/* Cajón de pistas compacto */
.clues-pane{min-height:132px;max-height:188px;padding:5px 7px calc(6px + env(safe-area-inset-bottom));background:linear-gradient(180deg,var(--wood),var(--wood2));border-top:3px solid #c99057;box-shadow:0 -5px 16px rgba(65,39,22,.22);overflow:hidden;color:#3a291d;position:relative;z-index:9}.clues-pane::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.025) 0 2px,transparent 2px 19px);pointer-events:none}.clues-heading{height:31px;display:flex;align-items:center;justify-content:space-between;gap:6px;position:relative;z-index:1}.clues-heading>div:first-child{display:flex;align-items:center;gap:7px}.clues-heading h2{margin:0;color:#fff8e9;font-size:14px}.clue-drawer-handle{width:30px;height:5px;border-radius:99px;background:rgba(255,255,255,.48)}.clues-heading-actions{display:flex;align-items:center;gap:4px}.related-count{font-size:9px;font-weight:900;color:#fff1d7;background:rgba(43,24,12,.22);padding:4px 7px;border-radius:99px}.clues-pane .mini-action{border-color:rgba(255,255,255,.25);background:rgba(255,255,255,.12);color:white}.clue-list{display:flex;gap:7px;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;scrollbar-width:none;padding:2px 1px 5px;position:relative;z-index:1}.clue-list::-webkit-scrollbar{display:none}.clue-card{flex:0 0 min(82vw,315px);height:90px;border-radius:11px;background:linear-gradient(145deg,#f3ffd9,#dff8c7);border:2px solid #9ec469;padding:8px 31px 7px 9px;scroll-snap-align:start;position:relative;box-shadow:0 3px 0 rgba(55,34,19,.17);display:flex;align-items:center}.clue-card.related{border-color:#52a5df;box-shadow:0 3px 0 rgba(55,34,19,.17),inset 0 0 0 2px rgba(82,165,223,.12)}.clue-card.important{background:linear-gradient(145deg,#fff5c7,#ffe8a6);border-color:#e4aa35}.clue-index{display:none}.clue-text{font-size:12px;line-height:1.25;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.clue-card-actions{position:absolute;right:5px;top:5px;display:flex;flex-direction:column;gap:4px}.clue-important,.clue-use{width:25px;height:25px;border-radius:8px;border:1px solid rgba(83,97,66,.22);background:rgba(255,255,255,.72);font-weight:900;padding:0}.clue-value{display:inline-flex;align-items:center;gap:3px;white-space:nowrap}.clue-value .value-token{width:20px;height:20px;border-radius:6px;font-size:12px;vertical-align:middle}.clue-value strong{font-weight:900}.used-clue-list{display:flex;gap:6px;overflow:auto;padding:4px 0}.used-clue-card{flex:0 0 270px;background:rgba(255,255,255,.88);border-radius:9px;padding:8px;font-size:11px;display:flex;gap:6px}.position-help{position:absolute;right:8px;bottom:2px;color:#fff8eb;font-size:8px;opacity:.75}.position-help[open]{z-index:20;background:#fff;color:#2d3b58;padding:8px;border-radius:8px;box-shadow:var(--shadow);max-width:240px}.position-help p{margin:4px 0}.clues-pane.collapsed{min-height:39px;height:39px}.clues-pane.collapsed .clue-list,.clues-pane.collapsed .used-clue-list,.clues-pane.collapsed .position-help{display:none}.clues-collapsed .board-pane{min-height:0}

/* Herramientas */
.tool-dock{min-height:56px;padding:5px 7px max(5px,env(safe-area-inset-bottom));display:flex;justify-content:center;gap:6px;background:#f8faff;border-top:1px solid #d5ddec;box-shadow:0 -3px 12px rgba(34,49,84,.08);z-index:16}.tool-dock button{min-width:58px;height:45px;border:1px solid #d5ddea;border-radius:12px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;font-weight:900}.tool-dock button span{font-size:16px;line-height:1}.tool-dock button small{font-size:8px}.tool-dock button:disabled{opacity:.38}.tool-dock .hint-tool{background:#fff8d7;border-color:#f1ce67}.tool-dock .primary-tool{background:linear-gradient(145deg,#4e72ed,#2f51c7);color:#fff;border-color:#2948b7}

/* Modal, biblioteca y resultados */
.modal{position:fixed;inset:0;z-index:100;background:rgba(12,22,49,.56);display:grid;place-items:center;padding:14px;backdrop-filter:blur(5px)}.modal-card{width:min(760px,100%);max-height:min(90dvh,850px);overflow:auto;background:#fff;border-radius:20px;padding:16px;box-shadow:0 25px 70px rgba(11,24,55,.35)}.compact-card{width:min(470px,100%)}.modal-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:13px}.modal-header h2{margin:0}.modal-header .round-btn{color:#2c3e63;border-color:#d6deeb;background:#f5f7fb}.eyebrow{font-size:10px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:#687791}.mode-choice{width:100%;text-align:left;border:1px solid #d9e0ec;border-radius:14px;background:#fff;padding:14px;margin:5px 0}.mode-choice strong{display:block}.mode-choice span{display:block;color:#66738a;font-size:12px;margin-top:3px}.setting{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 3px;border-bottom:1px solid #e7ebf2}.setting span{display:flex;flex-direction:column}.setting small{color:#738096}.danger-btn,.primary-btn,.small-btn,.filter-btn{min-height:40px;border-radius:11px;border:1px solid #d3dbea;background:#fff;padding:0 13px;font-weight:900}.danger-btn{margin-top:15px;color:#b42318;border-color:#f4b5b0;background:#fff5f4}.primary-btn{background:#355bd5;color:#fff;border-color:#2c4dbc}.library-card{width:min(900px,100%)}.daily-challenge-card{width:100%;display:flex;align-items:center;gap:12px;border:0;border-radius:15px;background:linear-gradient(135deg,#fff0bd,#ffe092);padding:13px;text-align:left}.daily-challenge-card span:nth-child(2){display:flex;flex-direction:column;flex:1}.daily-icon{font-size:25px}.daily-status{font-weight:900}.library-insights{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:10px 0}.learning-summary,.achievements-list{border:1px solid #dce3ee;border-radius:12px;padding:10px;min-height:60px}.learning-summary{display:flex;flex-direction:column}.learning-summary span,.learning-summary small{color:#6b7890}.achievements-list{display:flex;flex-wrap:wrap;gap:5px}.achievement-badge{font-size:10px;padding:4px 7px;border-radius:99px;background:#eef1f6;color:#818b9c}.achievement-badge.unlocked{background:#e7faf2;color:#087f5b}.library-controls{display:grid;grid-template-columns:1fr auto auto;gap:7px;margin:10px 0}.library-controls input,.library-controls select{min-height:42px;border:1px solid #d3dbe8;border-radius:11px;padding:0 10px;background:#fff}.filter-btn.active{background:#e8efff;border-color:#718be7}.level-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px}.level-card{min-height:82px;border:1px solid #d9e1ed;border-radius:13px;background:#fff;padding:10px;text-align:left;display:flex;flex-direction:column;gap:3px}.level-card span{font-size:11px;color:#6c7890}.level-card.completed{border-color:#7fd1b5;background:#edfbf6}.level-card.failed{border-color:#f0adad;background:#fff5f5}.secondary-tools-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.secondary-tool{min-height:105px;border:1px solid #d8e0ec;border-radius:14px;background:#fff;padding:12px;display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:4px}.secondary-tool span{font-size:24px}.secondary-tool small{color:#748096}.result-card{text-align:center;width:min(570px,100%)}.result-icon{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;margin:0 auto 10px;font-size:36px;font-weight:900}.result-card h2{margin:5px}.result-stats{display:flex;justify-content:center;gap:7px;flex-wrap:wrap}.result-stats span{padding:6px 10px;border-radius:99px;background:#eef2f8;font-weight:800;font-size:12px}.result-actions{display:flex;justify-content:center;gap:8px;margin-top:13px}.reasoning-content,.solution-grid,.learning-feedback{text-align:left;margin-top:10px}.solution-grid{display:grid;gap:5px}.toast{position:fixed;z-index:200;left:50%;top:74px;transform:translate(-50%,-20px);opacity:0;pointer-events:none;max-width:min(88vw,480px);background:#1f2f55;color:#fff;padding:9px 14px;border-radius:99px;font-weight:900;font-size:12px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.toast.bad{background:#b42332}.toast.good{background:#087f5b}.toast.warn{background:#9a6500}

/* Efectos */
.just-placed{animation:pop .34s ease}.drag-ghost{position:fixed;z-index:999;pointer-events:none;opacity:.92;transform:translate(-50%,-50%) scale(1.05)}.drop-target{box-shadow:0 0 0 4px rgba(73,101,230,.25)!important;border-color:#4965e6!important}.drag-source{opacity:.5}.touch-dragging{user-select:none}.no-motion *{animation:none!important;transition:none!important;scroll-behavior:auto!important}.large-text{font-size:112%}.large-text .clue-text{font-size:14px}.large-text .cell-value{font-size:9px}
@keyframes pop{0%{transform:scale(.8)}65%{transform:scale(1.1)}100%{transform:scale(1)}}@keyframes shake{25%{transform:translateX(-3px)}50%{transform:translateX(3px)}75%{transform:translateX(-2px)}}

/* Móvil pequeño: todo el núcleo permanece en pantalla */
@media (max-width:767px){
  :root{--cell:clamp(49px,16.4vw,63px);--label:clamp(56px,18vw,70px);--gap:3px}
  .topbar{grid-template-columns:40px minmax(0,1fr) auto 40px 40px;min-height:52px}.titlebox h1{font-size:15px}.mode-btn{height:40px;padding:0 9px;font-size:13px}.round-btn{width:40px;height:40px}
  .scene-pane{min-height:70px;grid-template-columns:92px minmax(0,1fr);padding:5px 6px 3px}.scene-copy p{font-size:9px;-webkit-line-clamp:4}.scene-kicker{font-size:8px}.subject-jump{flex-basis:54px}.subject-jump .avatar-stage{width:43px;height:46px}.subject-jump .avatar-body{width:31px;height:28px}.subject-jump .avatar-head{width:24px;height:24px}.subject-jump .avatar-hair{width:26px}.subject-jump .avatar-eye.left{left:15px}.subject-jump .avatar-eye.right{right:15px}.subject-jump>span.subject-name{font-size:9px}.subject-jump .mini-progress{display:none}
  .board-pane{padding:3px 3px 2px}.matrix-scroller{padding-bottom:100px;justify-content:flex-start}.matrix{margin:0 auto}.matrix thead th{height:37px}.subject-avatar{font-size:8px}.subject-avatar .avatar-dot{width:23px;height:23px;font-size:9px}.row-label>span:last-child{font-size:8px;max-width:54px}.row-icon{font-size:17px}.cell-btn{border-radius:10px}.cell-value{font-size:7px;max-width:47px}.value-token{width:26px;height:26px;font-size:15px}.cell-state{display:none}
  .tray{bottom:3px;min-height:84px;padding:5px 6px 3px;border-radius:13px}.tray-head{height:21px}.tray h2{font-size:12px}.tray-context{font-size:8px}.option-tray{min-height:43px;gap:5px}.option-card{height:41px;min-width:61px;max-width:92px;padding:2px 5px;font-size:9px}.option-card .value-token{width:28px;height:28px;flex-basis:28px;font-size:16px}.drag-hint{display:none}
  .clues-pane{min-height:126px;max-height:166px;padding-inline:5px}.clue-card{flex-basis:min(82vw,295px);height:84px;padding:7px 29px 6px 8px}.clue-text{font-size:11px}.position-help{display:none}.clues-heading{height:29px}.related-count{font-size:8px}.clue-history-btn{width:30px;padding:0}.mobile-only{display:inline-grid}
  .tool-dock{min-height:54px;padding:4px 5px max(4px,env(safe-area-inset-bottom));gap:4px}.tool-dock button{min-width:0;flex:1;max-width:83px;height:43px;border-radius:11px}.tool-dock button small{font-size:7px}
  .modal{padding:8px}.modal-card{border-radius:16px;padding:13px}.library-insights{grid-template-columns:1fr}.library-controls{grid-template-columns:1fr 1fr}.library-controls input{grid-column:1/-1}.secondary-tools-grid{grid-template-columns:1fr}
}
@media (max-width:350px){
  :root{--cell:47px;--label:52px;--gap:2px}.topbar{grid-template-columns:40px minmax(0,1fr) auto 40px 40px;gap:2px;padding-inline:3px}.round-btn{width:40px;height:40px;border-radius:11px}.mode-btn{height:40px;padding-inline:7px;font-size:11px}.titlebox h1{font-size:13px}.scene-pane{grid-template-columns:72px minmax(0,1fr);min-height:62px}.scene-copy p{-webkit-line-clamp:3}.subject-jump{flex-basis:48px}.subject-jump .avatar-stage{transform:scale(.9);transform-origin:bottom center}.subject-jump.active .avatar-stage{transform:translateY(-2px) scale(.9)}.matrix thead th{height:32px}.subject-avatar .avatar-dot{width:21px;height:21px}.cell-value{display:none}.cell-btn .value-token{width:29px;height:29px}.tray{width:98%;min-height:80px}.option-card{min-width:57px}.clues-pane{min-height:116px}.clue-card{height:76px}.clue-text{font-size:10px;-webkit-line-clamp:4}.tool-dock{min-height:50px}.tool-dock button{height:40px}.tool-dock button span{font-size:14px}
}

/* Escritorio: misma dinámica, más aire sin convertirlo en formulario */
@media (min-width:768px){
  :root{--cell:82px;--label:104px;--gap:7px}
  .workspace{grid-template-columns:minmax(0,1fr) minmax(330px,390px);grid-template-rows:auto minmax(0,1fr)}
  .scene-pane{grid-column:1/2;grid-row:1;min-height:110px;grid-template-columns:210px minmax(0,1fr);padding:11px 22px}.scene-copy p{font-size:12px}.subject-jump{flex-basis:82px}.subject-jump .avatar-stage{transform:scale(1.08);transform-origin:bottom center}.subject-jump.active .avatar-stage{transform:translateY(-3px) scale(1.08)}
  .board-pane{grid-column:1;grid-row:2;padding:20px 24px 74px;display:grid;grid-template-rows:auto auto;align-content:center;justify-items:center;gap:16px}
  .matrix-scroller{width:100%;height:auto;max-height:440px;padding:4px 4px 6px;justify-content:center;align-items:center}
  .matrix{margin:0 auto}.cell-value{font-size:9px;max-width:70px}.value-token{width:34px;height:34px;font-size:19px}.row-icon{font-size:23px}.row-label>span:last-child{font-size:10px;max-width:92px}.matrix thead th{height:49px}
  .tray{position:relative;left:auto;bottom:auto;transform:none;width:min(720px,96%);min-height:96px;margin:0 auto}.tray-pointer{display:none}.option-card{height:50px;min-width:80px;max-width:125px;font-size:11px}.option-card .value-token{width:34px;height:34px;flex-basis:34px}
  .clues-pane{grid-column:2;grid-row:1/3;max-height:none;min-height:0;border-top:0;border-left:4px solid #c99057;padding:12px;background:linear-gradient(135deg,var(--wood),var(--wood2))}.clues-heading{height:42px}.clue-list{display:grid;grid-template-columns:1fr;overflow-y:auto;overflow-x:hidden;align-content:start;max-height:calc(100dvh - 170px);padding-right:4px}.clue-card{width:100%;height:auto;min-height:105px;flex-basis:auto}.position-help{position:static;display:block;margin-top:8px}
  .tool-dock{position:absolute;left:calc((100% - 390px)/2);right:auto;bottom:11px;transform:translateX(-50%);z-index:30;border:0;background:transparent;box-shadow:none;padding:0}.tool-dock button{width:72px;min-width:72px;box-shadow:0 5px 15px rgba(27,43,78,.12)}
  .mobile-only{display:none}.subject-rail.hidden{display:flex!important}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.cell-btn,.subject-jump .avatar-stage,.progress-track span,.toast,.board-feedback{transition:none!important}}
/* Las cabeceras permanecen visibles al desplazarse en tableros grandes. */
.matrix thead th{position:sticky;top:0;z-index:6;background:rgba(246,249,255,.96);backdrop-filter:blur(5px)}
.matrix thead th:first-child{left:0;z-index:8}
.matrix-row-label{position:sticky;left:0;z-index:5;background:rgba(244,248,254,.97);border-radius:12px;box-shadow:5px 0 8px rgba(38,53,87,.06)}

/* V19 · ilustraciones vectoriales propias */
.category-svg,.token-svg{width:100%;height:100%;display:block;overflow:visible}
.row-icon{width:23px;height:23px;display:grid;place-items:center;filter:drop-shadow(0 1px 1px rgba(32,48,76,.12))}
.art-token{padding:3px;overflow:hidden;position:relative}
.art-token::after{content:"";position:absolute;inset:2px;border-radius:7px;background:linear-gradient(145deg,rgba(255,255,255,.38),transparent 55%);pointer-events:none}
.art-token .token-svg{position:relative;z-index:1;filter:drop-shadow(0 1px 1px rgba(35,51,84,.14))}
.color-art{padding:4px}.paint-swatch{width:100%;height:100%;border-radius:50% 42% 55% 45%;background:var(--swatch);border:2px solid rgba(38,59,120,.25);box-shadow:inset 0 0 0 2px rgba(255,255,255,.45),0 1px 2px rgba(34,49,78,.18);transform:rotate(-8deg)}
.clue-value .art-token{padding:2px}.clue-value .token-svg{filter:none}
.avatar-props{position:absolute;inset:0;pointer-events:none;z-index:6}
.avatar-prop{position:absolute;width:20px;height:20px;border-radius:7px;background:#fff;box-shadow:0 2px 5px rgba(27,42,73,.2);display:grid;place-items:center;border:1px solid rgba(49,67,108,.12);animation:prop-in .24s ease}
.avatar-prop:first-child{left:-4px;bottom:1px;transform:rotate(-7deg)}
.avatar-prop:nth-child(2){right:-4px;top:10px;transform:rotate(7deg)}
.avatar-prop .mini-art{width:17px;height:17px;display:grid;place-items:center;padding:1px}
.avatar-prop .mini-art .token-svg{width:100%;height:100%;display:block}
.avatar-prop .mini-art.color-art{padding:2px}.avatar-prop .paint-swatch{border-width:1px}
.subject-jump.complete .avatar-stage{filter:drop-shadow(0 0 5px rgba(83,199,155,.5))}
.option-card:hover:not(:disabled) .art-token{transform:translateY(-1px) scale(1.05)}
.option-card .art-token{transition:transform .14s ease}
@keyframes prop-in{from{opacity:0;transform:scale(.45) rotate(-12deg)}to{opacity:1}}
@media (max-width:767px){.row-icon{width:19px;height:19px}.avatar-prop{width:17px;height:17px}.avatar-prop .mini-art{width:14px;height:14px}.art-token{padding:2px}}
@media (prefers-reduced-motion:reduce){.avatar-prop{animation:none!important}}

/* V19: accesibilidad, foco y texto grande comprobado en 320 px */
:where(button,[href],input,select,summary,[tabindex]):focus-visible{outline:3px solid #ffd166;outline-offset:3px;box-shadow:0 0 0 5px rgba(38,59,120,.28)}
.tool-icon{display:inline-grid;place-items:center;width:22px;height:22px}.tool-icon svg{width:100%;height:100%;display:block}
.large-text .clue-card{height:auto;min-height:104px;align-items:flex-start}.large-text .clue-text{-webkit-line-clamp:6;overflow-wrap:anywhere}.large-text .clues-pane{min-height:148px;max-height:218px}
@media(max-width:350px){.large-text .clues-pane{min-height:148px;max-height:196px}.large-text .clue-card{height:auto;min-height:110px}.large-text .clue-text{font-size:13px;line-height:1.28;-webkit-line-clamp:6}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.just-placed,.avatar-stage,.clue-card,.tray{animation:none!important;transition:none!important}}

/* V20 · progresión deductiva: solo se activan las casillas demostrables */
.cell-btn.deduction-locked{background:#f2f4f8;border-color:#e1e5ed;box-shadow:none;cursor:not-allowed;opacity:.58}
.cell-btn.deduction-locked .cell-empty{color:#c4cad5}.cell-btn.deduction-locked .cell-state{color:#9ca5b4}
.cell-btn.resolvable:not(.locked){border-color:#6f87ee;background:#f3f6ff;box-shadow:0 0 0 2px rgba(79,105,220,.1)}
.cell-btn.resolvable:not(.locked):hover{border-color:#4264e8;background:#eaf0ff}
.deduction-wait{font-size:24px}